More Questions on Atmosphere
- Q. Which one of the following conditions is not necessary for precipitation to occur?
A)The air must be cooled below its dew point
B)The air must be warm
C)The air must be saturated
D)The air must contain hygroscopic particles
Answer: The air must be warm
- Q. Relative humidity
A)Decreases with decreased temperature
B)Increases with increased temperature
C)Decreases with increased temperature
D)Has no relation with increase or decrease of temperature
Answer: Decreases with increased temperature
- Q. Which of the following characterises the Foehn? I. It is warm II. It is humid III. It is common in the valleys of the northern Alps IV. It blows in winter
A)I, III and IV
B)I, II and IV
C)I, II and III
D)I, II, III and IV
Answer: I, III and IV
- Q. The zone of Earth’s atmosphere immediately above its surface up to a height of about 16kms above equator and 8kms over the poles is known as
A)Troposphere
B)Mesosphere
C)Thermosphere
D)Stratosphere
Answer: Troposphere
- Q. Which of these statements are correct with reference to tornadoes? 1. Tornadoes are smaller and more intense than hurricanes. 2. Tornadoes are most abundant along the eastern coast of India. 3. The average tornado lasts for less than one hour. 4. Tornadoes are most common in the afternoons in the early summer.
A)1, 2 and 4
B)1, 3 and 4
C)2, 3 and 4
D)1, 2 and 3
Answer: 1, 3 and 4
- Q. Which are of the following is wrongly characterised?
A)Sirocco – Sahara – spring - hot
B)Chinook- Canada - winter - warm
C)Khamsin – Egypt – spring - hot
D)Mistral - Rhone Valley - summer – cold
Answer: Mistral - Rhone Valley - summer – cold
- Q. Which gas is found in maximum quantity in lower atmosphere?
A)Oxygen
B)Hydrogen
C)Carbon dioxide
D)Nitrogen
Answer: Nitrogen
- Q. In the northern hemisphere, currents are deflected to their right due to ________
A)Cyclonic storms
B)Centrifugal force
C)Coriolis force
D)None of these
Answer: Coriolis force
- Q. Which one of the following is a type of planetary wind?
A)Westerlies
B)Monsoons
C)Loo
D)Tornadoes
Answer: Westerlies
- Q. Evening sun is not a shot as the mid-day sun. What is the reason?
A)Ozone in atmosphere absorbs more light in the evening
B)In the evening, radiations travel slowly
C)In the evening, the temperature of the sun decreases
D)In the evening, radiations travel larger distance through atmosphere
Answer: In the evening, radiations travel larger distance through atmosphere
- Q. Which one of the following characteristics is not associated with the tropical cyclones?
A)As the cold front passes, the weather changes very rapidly
B)Before the cyclone arrives the air becomes very still and temperature and humidity are high
C)As the front of the vertex arrives, gusty winds develop and thick clouds appear
D)Calm conditions return when the eye of the cyclone arrives
Answer: Calm conditions return when the eye of the cyclone arrives
- Q. In the northern hemisphere, the wind blowing from the Horse latitudes to the Doldrums is called ________
A)Polar Easterly
B)Westerly wind
C)Trade wind
D)Jet Stream
Answer: Trade wind
- Q. The tropical cyclones – Hurricanes and Typhoons – develop and mature ________
A)Over the water bodies only
B)At the same place
C)Over the land masses only
D)Anywhere in the tropical zone
Answer: Anywhere in the tropical zone
- Q. An important gas in the atmosphere that absorbs sun’s ultraviolet rays is
A)Ozone
B)Oxygen
C)Nitrogen
D)Hydrogen
Answer: Ozone
- Q. Local thunderstorms ‘Nor westers’ are prominent in ________
A)Andhra Pradesh
B)Punjab
C)West Bengal
D)Tamil Nadu
Answer: West Bengal
- Q. Consider the following statements: 1. A hurricane acquires its spin from the Coriolis effect. 2. The diameter of the hurricane decreases as it moves away from low latitudes. 3. The diameter of a hurricane is never below 150 km. Which of the statements given above is/are correct?
A)1 and 3 only
B)1 only
C)2 and 3 only
D)1, 2 and 3
Answer: 1 and 3 only
- Q. Logically, what does a continually rising air pressure indicate?
A)Fine and settled weather
B)Advent of unsettled and cloudy weather
C)Advent of a cyclone
D)Fine and unsettled weather
Answer: Advent of unsettled and cloudy weather
- Q. Temperate lows are ________
A)Polar regions which have very low temperatures
B)Low pressure areas in cyclones
C)Equatorial low pressure belt
D)Sub-polar low pressure belts
Answer: Sub-polar low pressure belts
- Q. Anticyclones are caused by ________
A)Winds that blow spirally outwards from the centre
B)Violent winds
C)Heavy rainfall
D)Winds that blow spirally inwards
Answer: Winds that blow spirally outwards from the centre
- Q. What is a cloudburst?
A)It is caused by rapid condensation of very high clouds
B)It refers to sudden and copious rainfall over a small area which often lasts for only a few minutes
C)It refers to 50mm rain over a period of time
D)It refers to a thunderstorm with little rain
Answer: It refers to sudden and copious rainfall over a small area which often lasts for only a few minutes
- Geography
- History
- Indian Culture
- Indian Economy
- Indian Politics
- Indian Railway
- Sports
- State